From: Yury Norov <yury.norov@gmail.com>
To: Steven Rostedt <rostedt@kernel.org>
Cc: "Christophe Leroy (CS GROUP)" <chleroy@kernel.org>,
linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org,
Masami Hiramatsu <mhiramat@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Mathieu Desnoyers <mathieu.desnoyers@efficios.com>,
Andrew Morton <akpm@linux-foundation.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
John Ogness <john.ogness@linutronix.de>,
Thomas Gleixner <tglx@kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
Julia Lawall <julia.lawall@inria.fr>,
Yury Norov <yury.norov@gmail.com>,
linux-doc@vger.kernel.org, linux-kbuild@vger.kernel.org,
linuxppc-dev@lists.ozlabs.org, dri-devel@lists.freedesktop.org,
linux-stm32@st-md-mailman.stormreply.com,
linux-arm-kernel@lists.infradead.org, linux-rdma@vger.kernel.org,
linux-usb@vger.kernel.org, linux-ext4@vger.kernel.org,
linux-nfs@vger.kernel.org, kvm@vger.kernel.org,
intel-gfx@lists.freedesktop.org
Subject: Re: [PATCH 0/2] tracing: Move trace_printk.h out of kernel.h
Date: Mon, 22 Jun 2026 09:11:49 -0400 [thread overview]
Message-ID: <ajk0lT9P0SeuD94j@yury> (raw)
In-Reply-To: <20260622090826.20efadb3@fedora>
On Mon, Jun 22, 2026 at 09:08:26AM -0400, Steven Rostedt wrote:
> On Mon, 22 Jun 2026 10:05:13 +0200
> "Christophe Leroy (CS GROUP)" <chleroy@kernel.org> wrote:
>
> > > There's been complaints about trace_printk() being defined in kernel.h as it
> > > can increase the compilation time. As it is only used by some developers for
> > > debugging purposes, it should not be in kernel.h causing lots of wasted CPU
> > > cycles for those that do not ever care about it.
> >
> > Do we have a measurement of the increased compilation time ?
>
> I believe Yury does.
I re-run compilation is a more strict environment, and the difference
is negligible.
next prev parent reply other threads:[~2026-06-22 13:11 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-21 9:34 [PATCH 0/2] tracing: Move trace_printk.h out of kernel.h Steven Rostedt
2026-06-21 9:34 ` [PATCH 1/2] tracing: Move non-trace_printk prototypes back to kernel.h Steven Rostedt
2026-06-21 13:08 ` Yury Norov
2026-06-21 13:24 ` Steven Rostedt
2026-06-21 9:34 ` [PATCH 2/2] tracing: Add CONFIG_TRACE_PRINTK_DEBUGGING to clean up kernel.h Steven Rostedt
2026-06-21 9:47 ` Steven Rostedt
2026-06-21 13:39 ` Yury Norov
2026-06-21 13:57 ` Yury Norov
2026-06-21 10:13 ` Thomas Gleixner
2026-06-21 10:38 ` Steven Rostedt
2026-06-21 12:55 ` David Laight
2026-06-21 13:03 ` Steven Rostedt
2026-06-22 8:05 ` [PATCH 0/2] tracing: Move trace_printk.h out of kernel.h Christophe Leroy (CS GROUP)
2026-06-22 13:08 ` Steven Rostedt
2026-06-22 13:11 ` Yury Norov [this message]
2026-06-22 8:34 ` Peter Zijlstra
2026-06-22 8:53 ` Steven Rostedt
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